On 13.06.22 10:46, Henning Schild wrote: > Am Mon, 13 Jun 2022 09:24:52 +0200 > schrieb Jan Kiszka <[email protected]>: > >> On 10.06.22 10:38, Mou, ChengShu(Ben) wrote: >>> Thanks for your reply. Unfortunately, the parameters can't be >>> reduced. This kernel is well-tuned for special real time purpose. I >>> think we should find another way to solve this issue. >> >> Henning, Adriaan, do we really have to create such long lines with >> isolcpus, rcu_nocbs & Co. that would exceed 256 chars easily? If so, >> this topic needs to be prioritized. > > I just checked one target booting with preempt and several tuning > params. > > $ wc -c /proc/cmdline > 424 /proc/cmdline >
OK - will likely only drop when deprecating isolcpus and related boot-time configurations. > I bet one could drop or shorten some, but going up to 1k or simply 4k > might be a good idea. The number should probably be taken from what the > kernel has, or what other bootloaders might have hardcoded. For v2 of the file format, we will surely not go for any hard-coded sizes anymore. Jan -- Siemens AG, Technology Competence Center Embedded Linux -- You received this message because you are subscribed to the Google Groups "EFI Boot Guard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/efibootguard-dev/a250037e-da73-60fa-0f4f-36c71ff1183b%40siemens.com.
